Graphical user interface program to work on PDF files

• To produce the exe file use : pyinstaller --clean --windowed Front.py

To see : https://stackoverflow.com/questions/47692213/reducing-size-of-pyinstaller-exe

pyinstaller/pyinstaller#5004

https://docs.microsoft.com/en-us/office/vba/api/excel.workbook.saveas $ pip install Filetype==1.0.7 numpy==1.19.4 opencv-python==4.4.0.46 pandas==1.1.4 Pillow==8.0.1 PyMuPDF==1.18.9 pytesseract==0.3.7 https://automatetheboringstuff.com/chapter13/ https://www.thepythoncode.com/article/extract-text-from-images-or-scanned-pdf-python

to do : https://stackoverflow.com/questions/47533875/how-to-extract-table-as-text-from-the-pdf-using-python https://stackoverflow.com/a/61431697/14580023

also here : https://www.opcito.com/blogs/extracting-text-from-images-with-tesseract-ocr-opencv-and-python

https://opencv24-python-tutorials.readthedocs.io/en/latest/py_tutorials/py_imgproc/py_houghlines/py_houghlines.html

The one we used : https://stackoverflow.com/questions/56854176/is-there-a-way-i-can-detect-the-image-orientation-and-rotate-the-image-to-the-ri

Nah , we used this: https://www.thepythoncode.com/article/extract-pdf-tables-in-python-camelot https://www.pyimagesearch.com/2017/02/20/text-skew-correction-opencv-python/ https://www.easytweaks.com/pandas-save-to-excel-mutiple-sheets/ https://github.com/camelot-dev/camelot/wiki/Comparison-with-other-PDF-Table-Extraction-libraries-and-tools

interface: https://www.pythonguis.com/examples/python-pdf-report-generator/

The Tk documentation about validation might help : https://www.tcl.tk/man/tcl8.5/TkCmd/entry.html#M-validate